Hidayat, B., Kekalih, A., & Rahayu, T. (2017). Mini Break Intervention in Preventing Asthenopia among Drawing Workers using Standard and Widescreen Size VDT at Construction Company in Jakarta. Jurnal Kedokteran Meditek, 22(60). Retrieved from http://ejournal.ukrida.ac.id/ojs/index.php/Meditek/article/view/1452